verse=["宝马","奔驰","雷克萨斯","一汽大众","奥迪","蔚来"]
nba=["坦克","步战车","火箭炮","东风导弹","航空母舰"]
print(verse[2])
print(verse[1])
print(verse[1:5])
print((verse[0:5:2]))#只能是相同序列的相加
print(verse+nba)